There are 2 repositories under nuvoton8051 topic.
Nuvoton N76E003 LCD Test Code support with 4bit and 8bit mode and Floating Point Display
Simple Keil library template for Nuvoton MS51FB9AE chip.
My projects with Nuvoton 8-bit 8051-based microcontrollers
NuTiny-MS51DA_V1.1-fritzing-part